High Karat LLC

Vintage Italian 18K bracelet featuring a series of white and yellow gold interlocking stirrup links. Measurements: Length: 7.75 inches Width: 10 mm Weight: 28.7 grams Marked: 750 an...

Crafted in 14K yellow gold, the bracelet is composed of a series of domed links set with alternating emerald-cut amethyst and blue topaz stones. Each stone is securely set within pol...

Antique Austro-Hungarian Empire pendant crafted in 14k yellow gold featuring a mother of pearl cameo with intricately carved profile, framed by ornate gold scrollwork. The opposite s...

Mikimoto 18K white gold ring featuring a perfectly round gray Akoya cultured pearl as the centerpiece. The band is adorned with channel set princess-cut diamonds, offering a subtle s...

This stunning jewelry piece by Jean Vitau perfectly captures the pansy flower's elegance. The top petals feature vibrant sapphires, while a diamond sparkles at the center, surrounded...

Circa 1960's DANKNER 14K gold ring, featuring a contemporary design with a ribbed yellow gold dome. A central band of white gold is set with a double row of brilliant-cut white diamo...

French Art Nouveau 18K yellow gold bracelet featuring a series of intricately designed openwork links, each with a delicate, elongated diamond shape. The links are connected by small...

18K yellow gold eternity band featuring a continuous row of baguette-cut white diamonds. The diamonds are set in a channel setting, showcasing their clarity and brilliance. The ring'...

Late 20th Century ring by Hidalgo, featuring a bezel set round brilliant-cut diamond in an 18k yellow gold and black enamel band. Diamond: approximately 1.0 carat. Clarity: I1, Color...

Vintage 18K yellow gold large domed cocktail ring with a stylized knot design, composed of pave set round brilliant cut diamonds set against fluted onyx and gold sections. Diamonds: ...

Vintage 18K white gold bracelet composed of a series of alternating oval and bar links encrusted with diamonds creating a continuous sparkle. Diamonds: 3.50ctw. Clarity: SI2-I1, Colo...

Vintage 14K yellow gold fly brooch, featuring the body embellished with round blue sapphires and brilliant white diamonds. Detailed wings and legs crafted in gold and bezel set sapph...

Vintage Carrera Y Carrera cuff style ring crafted in 18k yellow and white gold, featuring an open design with a raised detailed scene of guardia...

Vintage 18K yellow gold FINESTRA architectural cocktail ring, featuring a design inspired by the architecture of the Greeks and Romans temples. The ring is embellished on top with a ...

Vintage 14K yellow gold frog pendant brooch with round cut emeralds. Pendant loop and pin attached on the back. Measurements: Length: 34 mm Width: 25.5 mm Weight: 5.0 grams Marked: 1...

Vintage wide platinum eternity band featuring a dazzling array of white diamonds. The baguette and round cut diamonds are intricately set, showcasing a harmonious blend of shapes and...

This exquisite pair of hoop earrings showcases the artistry and craftsmanship synonymous with Henry Dunay, a renowned figure in the jewelry world. Created in the vibrant setting of N...

Vintage large cocktail ring crafted in 18K yellow gold, featuring a prominent oval-cut purple amethyst. The amethyst is flanked by brilliant-cut white diamonds, adding a touch of spa...

Crafted in 14K yellow gold, the pendant features an openwork cross design accented with brilliant-cut white diamonds. Each arm of the cross is adorned with a bezel set diamond, cente...

Crafted in 18k yellow gold, this wide wavy band design features a vibrant array of round-cut multi color sapphires (including pink, purple, blue, green, yellow, orange and red) accen...

Vintage graduating domed band crafted in 14K yellow gold, featuring a striking black onyx design. The onyx is hand carved in a foliate style, surrounded by brilliant-cut white diamon...

Vintage statement ring crafted in 18K yellow gold, featuring a detailed ram's head design. The eyes are set with round-cut rubies and the band is adorned with blue enamel in a geomet...

Vintage 18K yellow gold brooch in a ladybug design. The body is encrusted with diamonds and the wings are decorated with rich brownish red enamel with black spots. Purplish red garne...

Vintage Angel Castelo kinetic spinner ring crafted in 18K gold, featuring a central bowl component onyx disk with a moving brilliant-cut diamond creating a floating effect. Surroundi...

Platinum toi et moi style ring featuring a striking design with an deep green emerald and white diamonds. The emerald and diamonds are set in a bypass style, creating a captivating c...

Vintage 18K yellow gold hinged bangle bracelet featuring the phrase "Amparo" in script, adorned with round white diamonds. Amparo is a Portuguese and Spanish word that means refuge ...

Vintage Tiffany & Co. 18K yellow gold earrings from the Spiro collection, featuring a bold, sculptural design with a double spiral. Post and Omega back for extra security. The earrin...

Vintage 14K yellow gold pendant designed as a pierced dimensional sphere, depicting a scrolling heart motif throughout. The locket features a hinged curved arm that release to reveal...

Crafted in 14k yellow gold, this statement ring features an oval hand carved agate cameo. The intricate design showcases a detailed profile of a man, adding depth and character to th...

Vintage 14K yellow gold tutti frutti style multi color cluster earrings set with oval-cut amethyst, blue topaz, citrine, garnet and peridot. Post and omega backs. Amethyst: 4.0ctw Ci...

Vintage Ponte Vecchio 18k gold ring featuring a cluster of brilliant-cut diamonds. The design combines rose and white gold, creating a striking contrast. The piece is both contempora...

Vintage 14K yellow gold cocktail ring, featuring a striking cabochon-cut purple amethyst at its center. The amethyst is surrounded by a halo of brilliant-cut white diamonds, enhancin...

Crafted in 14K yellow gold, the pendant features a pear-shaped amethyst cabochon surrounded by brilliant-cut diamonds. The amethyst, weighing approximately 8.0 carats, displays a ric...

Crafted in 18K yellow gold, the earrings feature a geometric design with square cut rubies, blue sapphires and emeralds accented with diamonds. Folding post backings. Rubies: 0.4ctw....

Crafted in 18K white gold, the slide pendant features a fleur-de-lis design adorned with pave' set diamonds. The piece showcases a shimmering surface with milgrain borders. Diamonds:...

Vintage tiger pendant crafted in 14k yellow gold with enamel detailing. The design features a prowling tiger with intricate black enamel stripes, capturing a sense of movement and st...

Crafted in 14K white gold, the earrings feature a 3-stone drop design with round cut tanzanite solitaires. Bright polished finish and post backings. 6 round cut tanzanites: 1.0ctw. ...

Crafted in 18K yellow gold, this bold ring features a striking scarab motif cabochon-cut lapis lazuli. The deep blue stone is intricately carved in an Egyptian Revival style, set wit...

Vintage 18K yellow gold ring, featuring a bold design with round yellow diamonds set in a pave style, accentuating the central row of graduating baguette-cut white diamonds. Yellow D...

Crafted in 18K yellow gold, the ring showcases a crossover design with alternating baguette-cut rubies and diamonds over pave set round diamonds. Rubies: 1.08 ctw. (stamped) Diamond...

Crafted in 14k yellow gold, this statement ring features a striking cabochon-cut lapis lazuli set in a mid-century style with dynamic curves. Measurements: Length: 22.5 mm Width: 18...

Crafted in 18K white gold, this engagement ring by Marchesa features an elegant oval-cut diamond. The prong-set center stone is surrounded by a halo of brilliant-cut diamonds, enhanc...

Designed by Gurhan and crafted in 24K yellow gold, the large handmade pendant enhancer features an oval design encasing a rotating carved stone scarab. The hammered gold frame adds t...

Crafted in 18K yellow gold, this statement ring features a striking oval-cut aquamarine. The bezel set stone is accented by flush set round brilliant-cut diamonds in a swirl design. ...

Platinum diamond eternity band ring in a classic, elegant design. Bead set round brilliant cut diamonds. The band is sleek and smooth, offering a comfortable fit. Diamonds: 0.60 ctw....

Crafted in 18K white gold, the ring showcases a striking oval-cut peridot at its center. The vibrant green stone is encircled by brilliant-cut diamonds, and the band is adorned with ...

Vintage 14k white gold ring featuring an intricate floral motif with swirling, openwork petals. The central diamond is prominently set, surrounded by additional diamonds that enhance...

Vintage starburst ring crafted in 14K white gold, featuring a central brilliant-cut diamond. The diamond is surrounded by a halo of round and ma...

Crafted in 14K white gold, the necklace features a dragonfly with graduating bezel set round sapphire and diamond set wings, supported by a rolo chain with lobster claw clasp. 6 Sapp...

Vintage Tiffany & Co. 18K yellow gold brooch, featuring a flying insect motif with hand carved aventurine quartz body, rope design bezel, wings and antenn...

Vintage 14K yellow gold band with ten round brilliant cut diamonds set on the front in a double row design. Approximate total diamond weight: 1.25ct. Diamond Color: H-I, Clarity: SI...

A stunning Georgian era mourning ring in a rare state of complete preservation, with all the hallmarks, original inscription, enamel and hair. All in original condition. It has a cen...

Retro 14K yellow, white and rose gold pendant brooch, featuring a large oval amethyst set in a beaded bezel, surrounded by diamond set ribbons and satin finished gold bars. Amethyst:...

Crafted in 18K white gold, the ring features a diamond crusted ball on top set on a band with concave front. Bright polish and satin finish. Diamonds: 1.00 ctw. Color: F-G, Clarity: ...

Vintage 18K gold ring featuring a round sapphire cabochon set within a bezel of diamonds, supported by fifteen millimeter wide shoulders tapering down to a five and a half millimeter...

Vintage platinum ring featuring an oval blue sapphire set within a bezel of diamonds, supported by diamond set shoulders. 1 oval cut blue sapphire: 0.86ct. 19 round brilliant cut d...